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package de.danoeh.antennapod.preferences;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.util.Log;
import org.apache.commons.lang3.Validate;
import de.danoeh.antennapod.BuildConfig;
/**
* Provides access to preferences set by the playback service. A private
* instance of this class must first be instantiated via createInstance() or
* otherwise every public method will throw an Exception when called.
*/
public class PlaybackPreferences implements
SharedPreferences.OnSharedPreferenceChangeListener {
private static final String TAG = "PlaybackPreferences";
/**
* Contains the feed id of the currently playing item if it is a FeedMedia
* object.
*/
public static final String PREF_CURRENTLY_PLAYING_FEED_ID = "de.danoeh.antennapod.preferences.lastPlayedFeedId";
/**
* Contains the id of the currently playing FeedMedia object or
* NO_MEDIA_PLAYING if the currently playing media is no FeedMedia object.
*/
public static final String PREF_CURRENTLY_PLAYING_FEEDMEDIA_ID = "de.danoeh.antennapod.preferences.lastPlayedFeedMediaId";
/**
* Type of the media object that is currently being played. This preference
* is set to NO_MEDIA_PLAYING after playback has been completed and is set
* as soon as the 'play' button is pressed.
*/
public static final String PREF_CURRENTLY_PLAYING_MEDIA = "de.danoeh.antennapod.preferences.currentlyPlayingMedia";
/** True if last played media was streamed. */
public static final String PREF_CURRENT_EPISODE_IS_STREAM = "de.danoeh.antennapod.preferences.lastIsStream";
/** True if last played media was a video. */
public static final String PREF_CURRENT_EPISODE_IS_VIDEO = "de.danoeh.antennapod.preferences.lastIsVideo";
/** Value of PREF_CURRENTLY_PLAYING_MEDIA if no media is playing. */
public static final long NO_MEDIA_PLAYING = -1;
private long currentlyPlayingFeedId;
private long currentlyPlayingFeedMediaId;
private long currentlyPlayingMedia;
private boolean currentEpisodeIsStream;
private boolean currentEpisodeIsVideo;
private static PlaybackPreferences instance;
private Context context;
private PlaybackPreferences(Context context) {
this.context = context;
loadPreferences();
}
/**
* Sets up the UserPreferences class.
*
* @throws IllegalArgumentException
* if context is null
* */
public static void createInstance(Context context) {
if (BuildConfig.DEBUG)
Log.d(TAG, "Creating new instance of UserPreferences");
Validate.notNull(context);
instance = new PlaybackPreferences(context);
PreferenceManager.getDefaultSharedPreferences(context)
.registerOnSharedPreferenceChangeListener(instance);
}
private void loadPreferences() {
SharedPreferences sp = PreferenceManager
.getDefaultSharedPreferences(context);
currentlyPlayingFeedId = sp.getLong(PREF_CURRENTLY_PLAYING_FEED_ID, -1);
currentlyPlayingFeedMediaId = sp.getLong(
PREF_CURRENTLY_PLAYING_FEEDMEDIA_ID, NO_MEDIA_PLAYING);
currentlyPlayingMedia = sp.getLong(PREF_CURRENTLY_PLAYING_MEDIA,
NO_MEDIA_PLAYING);
currentEpisodeIsStream = sp.getBoolean(PREF_CURRENT_EPISODE_IS_STREAM, true);
currentEpisodeIsVideo = sp.getBoolean(PREF_CURRENT_EPISODE_IS_VIDEO, false);
}
@Override
public void onSharedPreferenceChanged(SharedPreferences sp, String key) {
if (key.equals(PREF_CURRENTLY_PLAYING_FEED_ID)) {
currentlyPlayingFeedId = sp.getLong(PREF_CURRENTLY_PLAYING_FEED_ID,
-1);
} else if (key.equals(PREF_CURRENTLY_PLAYING_MEDIA)) {
currentlyPlayingMedia = sp
.getLong(PREF_CURRENTLY_PLAYING_MEDIA, -1);
} else if (key.equals(PREF_CURRENT_EPISODE_IS_STREAM)) {
currentEpisodeIsStream = sp.getBoolean(PREF_CURRENT_EPISODE_IS_STREAM, true);
} else if (key.equals(PREF_CURRENT_EPISODE_IS_VIDEO)) {
currentEpisodeIsVideo = sp.getBoolean(PREF_CURRENT_EPISODE_IS_VIDEO, false);
} else if (key.equals(PREF_CURRENTLY_PLAYING_FEEDMEDIA_ID)) {
currentlyPlayingFeedMediaId = sp.getLong(
PREF_CURRENTLY_PLAYING_FEEDMEDIA_ID, NO_MEDIA_PLAYING);
}
}
private static void instanceAvailable() {
if (instance == null) {
throw new IllegalStateException(
"UserPreferences was used before being set up");
}
}
public static long getLastPlayedFeedId() {
instanceAvailable();
return instance.currentlyPlayingFeedId;
}
public static long getCurrentlyPlayingMedia() {
instanceAvailable();
return instance.currentlyPlayingMedia;
}
public static long getCurrentlyPlayingFeedMediaId() {
return instance.currentlyPlayingFeedMediaId;
}
public static boolean getCurrentEpisodeIsStream() {
instanceAvailable();
return instance.currentEpisodeIsStream;
}
public static boolean getCurrentEpisodeIsVideo() {
instanceAvailable();
return instance.currentEpisodeIsVideo;
}
}
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